C#

class Program
   {
       static void Main(string[] args)
       {
           CsTree tree = new CsTree();
           tree.AddNode(new CsNode<CsBox>(new CsBox(1,2,4,8)));


           tree.NodeList[0].AddChild(new CsBox(100,200,400,800));
           tree.NodeList[0].AddChild(new CsBox(2, 3, 4, 5));
           tree.AddNode(new CsNode<CsBox>(new CsBox(1, 1, 1, 1)));
           tree.NodeList[0].NodeMembersList[0].AddChild(new CsBox(2, 2, 2, 2));



           tree.DisplayAllNodeData();

           //Want this to be added for the CsTree>DisplayAllNodeData() but how can i dertermine how many loops?
           tree.NodeList[0].NodeMembersList[0].NodeMembersList[0].NodeData.DisplayDetails();
           Console.ReadKey();

       }
   }

class CsNode<T>
   {
      public T NodeData;
       public Dictionary<int, CsNode<T>> NodeMembersList = new Dictionary<int, CsNode<T>>();
       public int NodeMemberCount = 0;

       public CsNode(T nodeData)
       {
           NodeData = nodeData;

       }
       public void AddChild(T childData)
       {
           NodeMembersList.Add(NodeMemberCount, new CsNode<T>(childData));
           NodeMemberCount++;
       }

   }

class CsTree
   {
       public Dictionary<int, CsNode<CsBox>> NodeList = new Dictionary<int, CsNode<CsBox>>();
       public int TotalNodes = 0;


       public void AddNode(CsNode<CsBox> node)
       {
           NodeList.Add(TotalNodes, node);
           TotalNodes++;
       }

       //Only two loops so far as i realised i dont know how to dynamicly decide how many loops are needed
       public void DisplayAllNodeData()
       {
           for (int i = 0; i < TotalNodes;i++ )
           {

               NodeList[i].NodeData.DisplayDetails();
               for (int k = 0; k < NodeList[i].NodeMemberCount; k++)
               {
                   NodeList[i].NodeMembersList[k].NodeData.DisplayDetails();
               }
           }
       }

   }

class CsBox
    {
        public int X;
        public int Y;
        public int Width;
        public int Height;

        public CsBox(int x,int y,int width,int height)
        {
            X = x;
            Y = y;
            Width = width;
            Height = height;
        }

       public void DisplayDetails()
       {
           Console.WriteLine("X {0} Y {1} Width {2} Height {3}",X,Y,Width,Height);
       }
    }

public class VariousTests
{
    public static void Main(string[] args)
    {
        AClass c = new AClass();
        int y = c.DemandSupplyMatrix[0, 0]; // breakpoint 2
    }
}

class AClass
{
    private int[,] _aMatrix = null;
    public int[,] DemandSupplyMatrix
    {
        get
        {
            if (_aMatrix == null)
                _aMatrix = new int[9, 4];

            return _aMatrix; // breakpoint 1
        }
    }
}